$OpenBSD: patch-bindings_Perl_typemap,v 1.1 2013/03/18 22:13:42 sthen Exp $

Allow pilot-link's perl bindings to build with newer Perl.
From Debian ticket 628510

--- bindings/Perl/typemap.orig	Sat Oct 28 01:23:48 2000
+++ bindings/Perl/typemap	Mon Mar 18 22:07:45 2013
@@ -50,9 +50,9 @@ T_CHAR4
 
 T_RESULT
 	if ($var < 0) {
-		sv_setsv($arg, &sv_no);
+		sv_setsv($arg, &PL_sv_no);
 		self->errnop = $var;
 	} else
-		sv_setsv($arg, &sv_yes);
+		sv_setsv($arg, &PL_sv_yes);
 T_PTROBJ
 	sv_setref_pv($arg, \"${ntype}\", (void*)$var);
